27-Gallon Heavy-duty polypropylene tank with 4" Heavy Duty casters. 16" deep drain funnel with expanded metal screen - height adjustments from 45" to 70". Self-evacuating with regular shop air. Built in tool pockets on top of the tank, molded for "cap-style" filter wrenches. Includes pressure release safety valve, air regulator, and evacuation hose This oil drain is virtually indestructible with heavy-duty polypropylene construction. Designed for efficient use and maneuverability. Rolls on four large casters. Built-in tool pockets on top of the tank. Funnel height adjustment from 45" to 70". Built-in sight glass shows fluid level in tank. Includes pressure release safety valve and air regulator. Empties easily with shop air pressure. Handles on all four sides for easy maneuverability. Poly drain body prevents accidental damage to a vehicle's finish.